Alert archive / Ohio / Tornado Warnings in 2010

Tornado Warning 9, NWS Wilmington, OH

May 21, 2010Adams County, Pike County, Scioto County, Ohio

NWS Wilmington, OH issued this tornado warning at May 21, 2010, 9:43 PM EDT for Adams County, Pike County, Scioto County, Ohio. It was in force for 47 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 21, 2010, 9:43 PM EDT (01:43 UTC)
Expired
May 21, 2010, 10:30 PM EDT
In force
47 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon

Counties Adams County, OH, Pike County, OH, Scioto County, OH

The radar

The Cincinnati radar (KILN), 68 km from the middle of the area, began a volume at 01:45 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
May 21, 9:57 PM EDTHAIL 17 E West Union, OH
May 21, 10:10 PM EDTHAIL 14 N Blue Creek, OH

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.7 hours before the alert went out and 67 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Cncnati-Daytn, OH at 00:00Z on 2010-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 289 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 00:00Z on 2010-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 98 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
289 J/kg
Mixed-layer CIN
-32 J/kg
Mixed-layer LCL
698 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
98 m²/s²
0-3 km storm-relative helicity
157 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

310 
WFUS51 KILN 220143
TORILN
OHC001-131-145-220230-
/O.NEW.KILN.TO.W.0009.100522T0143Z-100522T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
943 PM EDT FRI MAY 21 2010

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN ADAMS COUNTY IN SOUTHWEST OHIO...
  WESTERN PIKE COUNTY IN SOUTHWEST OHIO...
  NORTHWESTERN SCIOTO COUNTY IN SOUTHWEST OHIO...

* UNTIL 1030 PM EDT.

* AT 940 PM EDT...RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF
  PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR
  PEEBLES...MOVING NORTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  PEEBLES...
  PIKE LAKE...
  KINCAID SPRINGS...
  LOCUST GROVE...
  RARDEN...

IN ADDITION...WAMSLEY...SMOKY CORNERS...POPLAR GROVE...
ELM GROVE AND IDAHO ARE NEAR THE PATH OF THIS DANGEROUS THUNDERSTORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

PLEASE REPORT TORNADOES...FUNNEL CLOUDS...STRONG WINDS OR HAIL TO THE
NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN
YOU CAN DO SO SAFELY.

&&

LAT...LON 3919 8325 3901 8295 3871 8345 3871 8351
      3891 8349
TIME...MOT...LOC 0143Z 227DEG 16KT 3889 8341

$$

HATZOS
3 follow-up statements
302 
WWUS51 KILN 220149
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
949 PM EDT FRI MAY 21 2010

OHC001-131-145-220230-
/O.CON.KILN.TO.W.0009.000000T0000Z-100522T0230Z/
PIKE OH-SCIOTO OH-ADAMS OH-
949 PM EDT FRI MAY 21 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT FOR EASTERN
ADAMS...NORTHWESTERN SCIOTO AND WESTERN PIKE COUNTIES...

AT 947 PM EDT...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR
PEEBLES...MOVING NORTHEAST AT 20 MPH. ANOTHER SEVERE THUNDERSTORM 
CAPABLE OF PRODUCING A TORNADO WAS LOCATED 5 MILES SOUTHEAST OF WEST 
UNION.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING HALF 
DOLLAR SIZE HAIL.

LOCATIONS IMPACTED INCLUDE...
PEEBLES...PIKE LAKE...KINCAID SPRINGS...LOCUST GROVE AND RARDEN.

IN ADDITION...WAMSLEY...SMOKY CORNERS...POPLAR GROVE...
ELM GROVE AND IDAHO ARE NEAR THE PATH OF THIS DANGEROUS THUNDERSTORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER. PROTECT YOURSELF
FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

PLEASE REPORT TORNADOES...FUNNEL CLOUDS...STRONG WINDS OR HAIL TO THE
NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN
YOU CAN DO SO SAFELY.

&&

LAT...LON 3919 8325 3901 8295 3871 8345 3871 8351
      3891 8349
TIME...MOT...LOC 0147Z 227DEG 16KT 3890 8339

$$

HATZOS
922 
WWUS51 KILN 220201
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
1001 PM EDT FRI MAY 21 2010

OHC001-131-145-220230-
/O.CON.KILN.TO.W.0009.000000T0000Z-100522T0230Z/
PIKE OH-SCIOTO OH-ADAMS OH-
1001 PM EDT FRI MAY 21 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT FOR EASTERN
ADAMS...NORTHWESTERN SCIOTO AND WESTERN PIKE COUNTIES...

AT 959 PM EDT...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM 
CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 
NEAR BLUE CREEK...MOVING NORTHEAST AT 20 MPH. IN ADDITION TO THE 
TORNADO...THIS STORM IS CAPABLE OF PRODUCING PING PONG BALL SIZED 
HAIL...DESTRUCTIVE STRAIGHT LINE WINDS AND VERY HEAVY RAIN.

LOCATIONS IMPACTED INCLUDE...
PEEBLES...
PIKE LAKE...

IN ADDITION...WAMSLEY...ELM GROVE...IDAHO...POPLAR GROVE AND RARDEN
ARE NEAR THE PATH OF THIS STORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER. PROTECT YOURSELF
FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

PLEASE REPORT TORNADOES...FUNNEL CLOUDS...STRONG WINDS OR HAIL TO THE
NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN
YOU CAN DO SO SAFELY.

&&

LAT...LON 3874 8351 3886 8349 3916 8320 3901 8295
      3874 8341
TIME...MOT...LOC 0201Z 232DEG 19KT 3882 8339

$$

HATZOS
204 
WWUS51 KILN 220228
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
1028 PM EDT FRI MAY 21 2010

OHC001-131-145-220238-
/O.EXP.KILN.TO.W.0009.000000T0000Z-100522T0230Z/
PIKE OH-SCIOTO OH-ADAMS OH-
1028 PM EDT FRI MAY 21 2010

...THE TORNADO WARNING FOR EASTERN ADAMS...NORTHWESTERN SCIOTO AND
WESTERN PIKE COUNTIES WILL EXPIRE AT 1030 PM EDT...

THE THUNDERSTORM HAS WEAKENED BELOW SEVERE LIMITS...THEREFORE THE
TORNADO WARNING WILL BE ALLOWED TO EXPIRE.

HEAVY RAIN IS STILL POSSIBLE WITH THIS STORM.

PLEASE REPORT PREVIOUS TORNADOES...WIND DAMAGE OR HAIL TO THE
NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772.

LAT...LON 3874 8351 3886 8349 3916 8320 3901 8295
      3874 8341
TIME...MOT...LOC 0228Z 232DEG 19KT 3891 8325

$$

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 21, 8:12 PM EDTAreal Flood AdvisoryILNAdams, Brown, Clermont, Highland3 hr
May 21, 8:37 PM EDTTornado WarningILNAdams, Brown23 min
May 21, 8:44 PM EDTSpecial Weather StatementILNFayette61 min
May 21, 8:55 PM EDTTornado WarningILNAdams50 min
May 21, 9:01 PM EDTFlash Flood WarningILNAdams, Brown, Clinton, Fayette, Highland, Pike and 1 more3 hr
May 21, 9:21 PM EDTSpecial Weather StatementILNFayette54 min
May 21, 10:08 PM EDTFlash Flood WarningILNAdams, Pickaway, Pike, Ross, Scioto112 min
May 21, 10:42 PM EDTAreal Flood AdvisoryILNMercer3 hr
May 21, 10:53 PM EDTAreal Flood AdvisoryILNAdams, Pike, Ross, Scioto4 hr
May 21, 11:52 PM EDTFlash Flood WarningILNAdams, Scioto6 hr
May 21, 11:59 PM EDTAreal Flood AdvisoryILNBrown, Fayette, Highland, Pike, Ross3 hr
May 22, 1:48 AM EDTAreal Flood AdvisoryILNMercer5 hr
May 22, 5:43 AM EDTAreal Flood AdvisoryILNAdams6 hr

Nearby

Tornado Warnings in Ohio, 2010Every tornado warning in 2010Tornadoes in 2010

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.